Sysax Multi-Server SSHD DoS

This exploit affects Sysax Multi-Server version 6.10. It causes a
Denial of Service by sending a specially crafted Key Exchange, which
causes the service to crash.
Added some error handling if the connection dies.
added module for ZDI-13-051
added module for ZDI-13-052
added module for ZDI-13-053
delete space
delete space
delete space
Have Post::File use shiny new session.fs.file.mv

Also adds a quick and dirty test. Verified working on Linux shell, Linux
meterpreter, and Windows x86 and x64 meterpreter.
fix DEPTH description and basename
fix DEPTH description and basename
fix DEPTH description and basename
Added reference
Removed final debug print statement
Code Review Feedback
made the CLIENTVERSION always include the "SSH-2.0-OpenSSH_5.1p1 " to trigger DoS
Merge branch 'hp_imc_faultdownloadservlet_traversal' of github.com:jvazquez-r7/metasploit-framework into jvazquez-r7-hp_imc_faultdownloadservlet_traversal
Merge branch 'hp_imc_ictdownloadservlet_traversal' of github.com:jvazquez-r7/metasploit-framework into jvazquez-r7-hp_imc_ictdownloadservlet_traversal
Merge branch 'bug/rm7288-post-rename' of github.com:jlee-r7/metasploit-framework into jlee-r7-bug/rm7288-post-rename
Merge branch 'hp_imc_reportimgservlt_traversal' of github.com:jvazquez-r7/metasploit-framework into jvazquez-r7-hp_imc_reportimgservlt_traversal
Merge remote-tracking branch 'origin/pr/1710' into landing-pr1710
final cleanup for sysax_sshd_kexchange